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Private foundations Sioux City, IAtax years 2024 to 2025

Private foundations in Sioux City, IA

44 private foundations based in Sioux City, IA filed a 990-PF in the last two years. In their latest returns they gave $7.6 million in 273 grants, and 3 say they accept applications.

See which foundations fund work like yours Matching by cause, place and grant size

Foundations with a return in the last two years, each by its latest return (tax years 2024 to 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Largest givers

By grants paid, latest return
  1. Gilchrist FoundationSioux City, IA · tax year 2025 Grants listed in an attachment (not in the e-file) Preselected only $1,992,260 giving
  2. Perley Family FoundationSioux City, IA · tax year 2025 4 grants Preselected only $895,000 giving
  3. The Chesterman Family FoundationSioux City, IA · tax year 2025 56 grants Preselected only $563,500 giving
  4. Marie FoundationSioux City, IA · tax year 2024 Grants listed in an attachment (not in the e-file) Preselected only $405,015 giving
  5. Gleeson Family FoundationSioux City, IA · tax year 2025 9 grants Preselected only $330,000 giving
  6. Irving & Elizabeth Jensen FoundationSioux City, IA · tax year 2025 4 grants Preselected only $320,467 giving
  7. Aalfs Family FoundationSioux City, IA · tax year 2025 17 grants Preselected only $290,000 giving
  8. Titus Fellowship of Sioux City LTDSioux City, IA · tax year 2025 13 grants Preselected only $289,495 giving
  9. Lucile Latta Charitable TrustSioux City, IA · tax year 2025 1 grant Preselected only $281,125 giving
  10. Bomgaars Family FoundationSioux City, IA · tax year 2024 18 grants Preselected only $279,000 giving
  11. Security National Bank Charitable FoundationSioux City, IA · tax year 2025 Grants listed in an attachment (not in the e-file) Preselected only $232,250 giving
  12. Michael & Marjory Bennett FoundationSioux City, IA · tax year 2025 11 grants Preselected only $227,250 giving
  13. Dwight C Hauff FoundationSioux City, IA · tax year 2024 2 grants Preselected only $219,600 giving
  14. Cornelius L Duggan Trust TWSioux City, IA · tax year 2025 1 grant Preselected only $195,000 giving
  15. Leonhard Baak TrustSioux City, IA · tax year 2025 2 grants Preselected only $185,716 giving
  16. Margaret Ann Martin Everist FoundationSioux City, IA · tax year 2025 Grants listed in an attachment (not in the e-file) Preselected only $165,500 giving
  17. Samuel & Gussie Bernstein FoundationSioux City, IA · tax year 2024 Grants listed in an attachment (not in the e-file) Preselected only $110,732 giving
  18. John Thompson Charitable TrustSioux City, IA · tax year 2025 2 grants Preselected only $100,000 giving
  19. Greenberg FoundationSioux City, IA · tax year 2024 23 grants Preselected only $97,118 giving
  20. Pokey & Colin Jensen FoundationSioux City, IA · tax year 2025 Grants listed in an attachment (not in the e-file) Preselected only $58,100 giving
  21. RL & Ethel Stubbs Scholarship TRSioux City, IA · tax year 2025 12 grants Accepts applications $56,150 giving
  22. Diane and Brent Rosenthal Family FoundationSioux City, IA · tax year 2024 13 grants Preselected only $50,649 giving
  23. Kol Tov FoundationSioux City, IA · tax year 2025 3 grants Preselected only $37,500 giving
  24. Odella S Baak Charitable TrustSioux City, IA · tax year 2025 2 grants Preselected only $30,811 giving
  25. Mahoney-Hill Charitable Fund TrustSioux City, IA · tax year 2025 11 grants Preselected only $27,806 giving

Foundations that accept applications

Largest first

The return gives an application contact and does not check the preselected-only box.

  1. RL & Ethel Stubbs Scholarship TRSioux City, IA · tax year 2025 12 grants Accepts applications $56,150 giving
  2. Berenstein Family FoundationSioux City, IA · tax year 2025 23 grants Accepts applications $16,820 giving
  3. Tigger & Irving Jensen FoundationSioux City, IA · tax year 2025 4 grants Accepts applications $11,700 giving

Giving by cause

Grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Philanthropy and grantmaking6 foundations $514,36731% of the total
  2. Education9 foundations $276,68217% of the total
  3. Environment4 foundations $154,7509% of the total
  4. Human services9 foundations $153,3669% of the total
  5. Arts and culture7 foundations $104,7006% of the total
  6. Sports and recreation2 foundations $101,7506% of the total
  7. 10 other causes $365,35122% of the total

Most active small givers

Foundations with under $1 million in assets, by the number of grants they listed.

  1. Greenberg FoundationSioux City, IA · tax year 2024 23 grants Preselected only $97,118 giving
  2. Berenstein Family FoundationSioux City, IA · tax year 2025 23 grants Accepts applications $16,820 giving
  3. Ronald B and Joan B Krage FoundationSioux City, IA · tax year 2025 22 grants Preselected only $20,021 giving
  4. Diane and Brent Rosenthal Family FoundationSioux City, IA · tax year 2024 13 grants Preselected only $50,649 giving
  5. RL & Ethel Stubbs Scholarship TRSioux City, IA · tax year 2025 12 grants Accepts applications $56,150 giving
  6. Michael & Marjory Bennett FoundationSioux City, IA · tax year 2025 11 grants Preselected only $227,250 giving
  7. Mahoney-Hill Charitable Fund TrustSioux City, IA · tax year 2025 11 grants Preselected only $27,806 giving
  8. Siouxland Youth FoundationSioux City, IA · tax year 2025 6 grants Preselected only $8,650 giving
  9. Perley Family FoundationSioux City, IA · tax year 2025 4 grants Preselected only $895,000 giving
  10. Irving & Elizabeth Jensen FoundationSioux City, IA · tax year 2025 4 grants Preselected only $320,467 giving
  11. Perry V Haines FoundationSioux City, IA · tax year 2025 4 grants Not stated $25,700 giving
  12. Tigger & Irving Jensen FoundationSioux City, IA · tax year 2025 4 grants Accepts applications $11,700 giving
  13. Dallas E Heckt Scholarship TrustSioux City, IA · tax year 2025 4 grants Preselected only $3,124 giving
  14. Kol Tov FoundationSioux City, IA · tax year 2025 3 grants Preselected only $37,500 giving
  15. Leo B Riley Scholarship TrustSioux City, IA · tax year 2024 3 grants Preselected only $5,700 giving